Home / 11,802.54-16,286.52-6,497.64

Finding the Fourth Proportional to 11,802.54, 16,286.52 and 6,497.64

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Solution

The fourth proportional to 11,802.54, 16,286.52 and 6,497.64 is: 8,966.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,802.54 : 16,286.52 = 6,497.64 : x
  2. Step 2: Convert to fraction form
    11,802.54/16,286.52 = 6,497.64/x
  3. Step 3: Cross multiply
    11,802.54x = 16,286.52 × 6,497.64
  4. Step 4: Simplify right side
    11,802.54x = 105,823,943.81
  5. Step 5: Solve for x
    x = 105,823,943.81/11,802.54
  6. Step 6: Final answer
    x = 8,966.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.